https://www.finnair.com/de/gb/finnair-plus-tier-match Finnair is offering status match + status challenge for Air Berlin (for the first time, probably the last time as well) or Lufthansa frequent flyers: 1. AB Silver/LH Frequent Traveller -> AY Silver (direct match) 2. AB Gold/AB Platinum/LH Senator/LH HON -> AY Silver (direct match) + AY Gold (Challenge) AY Gold Challenge requires 40,000 tier points or 23 flights in next 6 months